Vaughan specifications and feature thin spring-steel blades which are durable and rust resistant. Specially ground and impulse hardened their tri-edged teeth are razor sharp to cut cleanly and accurately. With four easily replaceable blades that can be used with any handle Vaughan Bear Saws can handle any task from rough cuts to fine woodworking. Saws have blade guards to protect teeth when not in use and can be quickly disassembled for convenient toolbox storage.